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Marquise|Natural|IGI

1.51ct J SI2 Marquise Natural Diamond

VG • J/SI2 • IGI 696515871

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 696515871

Diamond specifications and retailer prices

From $3,966 USD
As of November 1, 2026
Save $3,956 USD (50%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,922 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 696515871. Listed at 15 retailers as of October 30, 2026, with prices from $3,966 to $7,922, a $3,956 spread on the same certified stone. NZ Jewellers lists it at $7,922. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
J
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle38.8°
OriginNatural
Grading LabIGI
CertificateIGI 696515871
Dimensions11.29 × 5.74 × 3.81 mm
L/W Ratio1.97
Girdle conditionFaceted
Culet sizePointed
Top View
11.29 mm5.74 mm1.51 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 696515871
Side View
Table 61.0%Crown 38.3°Girdle: STK-VTKPavilion 38.8°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $7,922 USD|Low: $3,847 USD|High: $7,922 USD|Avg: $4,924 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 6$3,966 USD
Retailer 11$4,020 USD
Retailer 4$4,054 USD
Retailer 13$4,196 USD
Retailer 5$4,263 USD
Retailer 2$4,496 USD
Retailer 3$4,513 USD
Retailer 12$4,547 USD
Retailer 14$4,547 USD
Retailer 16$4,547 USD
Retailer 8$4,697 USD
Retailer 9$5,145 USD
Retailer 15$5,247 USD
Retailer 7$5,411 USD
Retailer 10$7,281 USD
NZ Jewellers$7,922 USD

45 data points across 16 retailers

15 retailers$3,966 USD to $7,922 USD

B+
Cheapest Retailer
-
$3,966 USD
Retailer 2
-
$4,020 USD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$4,054 USD
View
B+
Retailer 4
-
$4,196 USD
View
Final sale: no returns
B+
Retailer 5
-
$4,263 USD
A$6,558 AUD
View
B+
Retailer 6
-
$4,496 USD
£3,540 GBP
View
B+
Retailer 7
-
$4,513 USD
View
B+
Retailer 8
-
$4,547 USD
View
B+
Retailer 9
-
$4,547 USD
View
B+
Retailer 10
-
$4,547 USD
View
B+
Retailer 11
-
$4,697 USD
View
B+
Retailer 12
-
$5,145 USD
€4,900 EUR
View
B+
Retailer 13
-
$5,247 USD
View
B
Retailer 14
-
$7,281 USD
£5,733 GBP
View
Most Expensive
B
NZ Jewellers
b0c1cda3-82da-48d1-9be7-f7892808d435 · Oct 30
$7,922 USD
View
14 more retailers have this diamond
Prices start from $3,966 USDSave up to $3,956 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.51ct Marquise
$3,966 USD